DownSub — Subtitle & Transcript Downloader

Download YouTube subtitles & transcripts (SRT/VTT/TXT), translate to 100+ languages. Pro: AI summary, dual subtitles, playlist.

Download YouTube subtitles & transcripts in one click — SRT, VTT, or TXT — and translate to 100+ languages, all free. DownSub adds a clean "Download" button right next to the YouTube share/save bar so you never have to copy URLs into a third-party site again. ━━━━━━━━━━━━━━━━━━━━━━━━━ FREE FEATURES ━━━━━━━━━━━━━━━━━━━━━━━━━ • Download subtitles in SRT, VTT, plain text, or text-with-timestamps • Auto-translate to 100+ languages via YouTube's own translation engine — never costs credits • Full transcript panel with click-to-seek timestamps and live search • Dual subtitles: show two languages stacked on the player at once — perfect for language learners • Copy transcript to clipboard for notes, blogs, or LLM prompts • Smart filename: video title + language + format • Strip non-speech tags ([Music], [Applause], (laughs)…) for clean reading • Dark / light theme that follows YouTube's appearance • English + Tiếng Việt UI ━━━━━━━━━━━━━━━━━━━━━━━━━ PRO FEATURES (with DownSub account) ━━━━━━━━━━━━━━━━━━━━━━━━━ • AI Summary — bullet points with timestamps in your preferred language. Pick a style: timeline, key points, action items, technical, educational, movie/novel (with optional spoiler-free mode) • Comments analysis — sentiment breakdown, top topics with quotes, and highlighted top comments • Coming soon: audio → subtitle, playlist batch download ━━━━━━━━━━━━━━━━━━━━━━━━━ WHO IT'S FOR ━━━━━━━━━━━━━━━━━━━━━━━━━ • Language learners who want bilingual captions or translated transcripts • Students & researchers turning lectures into searchable notes • Content creators repurposing YouTube content into blogs / scripts • Anyone who hates wading through 30-minute videos for 2 minutes of insight ━━━━━━━━━━━━━━━━━━━━━━━━━ PRIVACY ━━━━━━━━━━━━━━━━━━━━━━━━━ DownSub only requests access to youtube.com and downsub.com — no <all_urls>, no tracking, no ads. Your subtitles are downloaded straight from YouTube to your machine. AI features run on DownSub's own servers; nothing is shared with third parties. DownSub is a first-party extension from the team behind downsub.com. ━━━━━━━━━━━━━━━━━━━━━━━━━ SUPPORT ━━━━━━━━━━━━━━━━━━━━━━━━━ Questions or feedback? Visit https://downsub.com